Content root - PyCharm Help
https://www.jetbrains.com/help/pycharm/content-root.html08.10.2021 · Content root. In PyCharm, content is a collection of files with which you are currently working, possibly organized in a hierarchy of subfolders. The folder which is the highest in this hierarchy is called the content root folder or content root (shown as ) for short.A project has at least one content root folder, which by default is the project folder itself.